Home / 327,970.10-452,444.09-191,920.60

Finding the Fourth Proportional to 327,970.10, 452,444.09 and 191,920.60

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Solution

The fourth proportional to 327,970.10, 452,444.09 and 191,920.60 is: 264,759.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,970.10 : 452,444.09 = 191,920.60 : x
  2. Step 2: Convert to fraction form
    327,970.10/452,444.09 = 191,920.60/x
  3. Step 3: Cross multiply
    327,970.10x = 452,444.09 × 191,920.60
  4. Step 4: Simplify right side
    327,970.10x = 86,833,341,219.25
  5. Step 5: Solve for x
    x = 86,833,341,219.25/327,970.10
  6. Step 6: Final answer
    x = 264,759.93

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.